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Income Taxes - Reconciliation of Effective Tax Rate (Details)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Effective Income Tax Rate Reconciliation, Percent      
Taxes at statutory U.S. federal income tax rate 21.00% 21.00% 21.00%
Nontaxable income (21.00%) (21.00%) (21.00%)
Federal excise tax 0.00% 0.10% 0.00%
State and local income taxes, net of federal tax benefit (4.50%) 0.80% (1.30%)
Effective tax rate (4.50%) 0.90% (1.30%)